WHAT YOU GET-1 Drink Periodically Caffeine Mug-clear glass 13.5 oz PERFECT SHAPE AND SIZE- These clear glass Caffeine mugs are the perfect shape and size which makes it easier to hold and drink your coffee, Tea or any other caffeinated drink you wish to consume. Each cup has measurement markings for easy pouring to gain more control and accuracy; Perfect for the caffeine addict BOLDLY EMBRACE YOUR INNER GEEK –With these Beaker Mugs. Each item is a parody of the periodic table ie: vodka, bourbon, tequila, scotch, whiskey, rum, wine, beer, coffee & caffeine. These classically designed glasses are sure to bring an element of fun to any occasion UNIQUE HIGH QUALITY - This is a real Laboratory Beaker clear glass mugs. Made of borosilicate which is known for being more resistant to thermal shock, more so than any other common glass. There is plenty of room between the handle and cup itself. A funny gift for the coffee or caffeine lover in your life Size-400ml/14oz